6343220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{787}}^1$

素因数の和:840

約数の個数: 48

約数和(自身を含む): 14827008

約数和(自身を除く): 8483788

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 403, 620, 787, 806, 1574, 1612, 2015, 3148, 3935, 4030, 7870, 8060, 10231, 15740, 20462, 24397, 40924, 48794, 51155, 97588, 102310, 121985, 204620, 243970, 317161, 487940, 634322, 1268644, 1585805, 3171610, 6343220]

約数ペア:

[(1, 6343220), (2, 3171610), (4, 1585805), (5, 1268644), (10, 634322), (13, 487940), (20, 317161), (26, 243970), (31, 204620), (52, 121985), (62, 102310), (65, 97588), (124, 51155), (130, 48794), (155, 40924), (260, 24397), (310, 20462), (403, 15740), (620, 10231), (787, 8060), (806, 7870), (1574, 4030), (1612, 3935), (2015, 3148)]